P521U-010 | 2h/1c, Universal, Large screen, Temp limits, Filter monitor, Smart recovery | Johnson Controls

Features

• Easy Installation

• Program 5/2- day or non-programmable

• Easy-view back light

• Optional wall plate model #WP567

• User option: 2 or 4 periods per day

• Keypad lock for unauthorized use

• Temporary override and manual hold

• Dual powered (2AA) Alkaline batteries (Included)

• Temporary compressor protection bypass

• 5/2 minute selectable time delay for equipment protection

• User temperature calibration

• Display option: Fahrenheit or Celsius temperature

• Speed Slide® for easy programming

• Air filter monitor

• Selectable smart recovery

• AM/PM Clock or military time option

• Adjustable temperature differential/swing

Feature rich programmable/non-programmable all in one thermostat 

• All-in-one programmable/non-programmable

• Universal heat pump and conventional heat/cool

• Dual power

• 5 year warranty

• Adjustable 2nd stage heat offset

Compatible With:

• Universal compatibility for conventioanal Heat & A/C

• Universal compatibility for heat pumps with up to 2-stage heat/1 stage cool (including AUX/EMERG heat)

• 2 and 3-wire hydronic systems (hot water baseboard & radiator)

• Gas Millivolt heaters (wall heaters/furnace & gas fireplaces)

Not Compatible With:

• 120V/240V line voltage systems (without transformer)